#33437A#33437A

#33437A is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.8% C 0.095 H 269.5°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#33437A
RGB	rgb(51, 67, 122)
HSL	hsl(226, 41%, 34%)
HSV	hsv(226, 58%, 48%)
CMYK	cmyk(58.2%, 45.1%, 0%, 52.2%)
CIE-LAB	lab(29.72, 11.35, -33.38)
CIE-LCH	lch(29.72, 35.26, 288.78°)
OKLab	oklab(39.82% -0.0008 -0.0949)
OKLCH	oklch(39.82% 0.095 269.5)
XYZ	xyz(6.8841, 6.1227, 19.2276)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33437A #7A6A33

analogous

#33677A #33437A #47337A

triadic

#33437A #7A3343 #437A33

tetradic

#33437A #7A3367 #7A6A33 #337A47

square

#33437A #7A3367 #7A6A33 #337A47

split-complementary

#33437A #7A4733 #677A33

monochromatic

#0F1424 #212B4F #33437A #455BA5 #687CC0

Accessibility & contrast

On white

9.44

#33437A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#33437A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33437A

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33437A	#FFFFFF	#000000	##FFFFFF
##33437A	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B497C

Deuteranopia (green-blind)

#224379

Tritanopia (blue-blind)

#084F58

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #33437a;
/* rgb */ color: rgb(51, 67, 122);
/* oklch */ color: oklch(39.8% 0.095 269.5);

Tailwind

colors: {
  custom: {
    50: '#7176a1',
    500: '#33437a',
    950: '#000000',
  },
}

SCSS

$custom: #33437a;
$custom-light: #7176a1;
$custom-dark: #000000;

JSON

{
  "hex": "#33437a",
  "rgb": {
    "r": 51,
    "g": 67,
    "b": 122
  },
  "hsl": {
    "h": 226.479,
    "s": 41.04,
    "l": 33.922
  },
  "oklch": {
    "l": 0.39823,
    "c": 0.09493,
    "h": 269.5
  },
  "luminance": 0.06123
}

Semantic roles & 50–950 ramp

primary

#33437A

secondary

#A89861

accent

#B557D1

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#08080F

muted

#7B7B7E

Preview Lab

Preview with #33437A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →